Home > categories > Packaging & Printing > Paper & Paperboard > What does "A9" core of corrugated cardboard mean?
Question:

What does "A9" core of corrugated cardboard mean?

What does "A9" core of corrugated cardboard mean?

Answer:

Corrugated cardboard surface layer and core layer, A9 refers to the core corrugated corrugated type, the so-called strengthening core refers to the core layer using a higher quantitative and better quality material, so that the overall strength of the cardboard.
Before making the decoration for two years to pack, so this also know.

Share to: